Project Gutenberg 2009-03-15 Public domain in the USA. 47 St. John, Thomas M. (Thomas Matthew) 1865 St. John, Thomas Matthew John, Thomas M. St. John, Thomas M. (Thomas Matthew) St. How Two Boys Made Their Own Electrical Apparatus Containing Complete Directions for Making All Kinds of Simple Apparatus for the Study of Elementary Electricity E-text prepared by Peter Vachuska, Chuck Greif, Greg Bergquist, and the Project Gutenberg Online Distributed Proofreading Team (https://www.pgdp.net) en Electric apparatus and appliances QC Text Technology Browsing: Computers & Technology Browsing: Engineering & Construction Browsing: Science - General 362596 362316 2024-08-12T08:22:40.137200 2023-09-12T11:35:18.715268 text/html text/html 351802 2009-03-15T16:54:23 text/html; charset=iso-8859-1 5042076 2021-01-04T20:45:47 text/html; charset=iso-8859-1 application/zip 5210465 2024-08-12T08:22:50.502099 application/epub+zip 5214712 2024-08-12T08:22:43.036159 application/epub+zip 179380 2024-08-12T08:22:41.594142 application/epub+zip 5447935 2024-08-12T08:22:55.472119 application/x-mobipocket-ebook 5381883 2024-08-12T08:22:49.219157 application/x-mobipocket-ebook 232206 2022-09-13T08:23:31.884508 application/x-mobipocket-ebook 258923 258793 2024-08-12T08:22:38.280266 2023-09-12T11:35:16.920203 text/plain; charset=us-ascii text/plain 258588 2021-01-04T20:45:47 text/plain; charset=iso-8859-1 87988 2021-01-04T20:45:47 text/plain; charset=iso-8859-1 application/zip 258741 2021-01-04T20:45:47 text/plain; charset=us-ascii 88002 2021-01-04T20:45:47 text/plain; charset=us-ascii application/zip 19618 2024-08-12T08:22:56.695062 application/rdf+xml 19037 2024-08-12T08:22:42.010163 image/jpeg 4230 2024-08-12T08:22:41.802185 image/jpeg 5219389 2024-08-12T08:22:40.566140 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://www.gutenberg.org/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog